39647987

素因数分解:

${\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:326

約数の個数: 16

約数和(自身を含む): 41738400

約数和(自身を除く): 2090413

約数列:

[1, 61, 67, 89, 109, 4087, 5429, 5963, 6649, 7303, 9701, 363743, 445483, 591761, 649967, 39647987]

約数ペア:

[(1, 39647987), (61, 649967), (67, 591761), (89, 445483), (109, 363743), (4087, 9701), (5429, 7303), (5963, 6649)]